<%@ page contentType="text/html;charset=UTF-8" language="java" %>
<html>
<head>
    <title>file</title>
</head>
<body>

<form action="/file/test1" method="post" enctype="multipart/form-data">
    username:<input type="text" name="username"/><br/>
    image:<input type="file" name="file"/><br/>
    <input type="submit" value="提交"/>
</form>
</body>
</html>
